Automatic shutdown, run post-encoding script.

Windows 7 and 8 users can select the Open command prompt here option. In the File Explorer, Shift + Right-click and select the Open PowerShell here option. Now, open the folder where the m4b file is saved. Install FFmpeg and add it to the Windows path, if you haven’t already. Audio encoding MP3 / AAC / AC3 / FLAC / WAV / Opus Follow the steps below to convert m4b files to mp3 using FFmpeg.Video encoding h264 / h265 / NVENC / QuickSync / AMD VCE / ProRes/ AV1 / Theora.You can multiplex streams, subtitle videos (as track and hardcoded), trim, concatenate, record screen, capture M3u8 or YouTube URLs. You can use any set of parameters and try them before starting encoding. It provides unlimited single or multi-file batch encoding for almost any audio/video format. It is good for seasoned ffmpeg users as well as beginners. You can change encoding priority, pause and resume, set automatic shutdown. Thanks to its multi-file encoding feature, it may be the fastest a/v batch encoder available, since it maximizes system resources usage by launching as many simultaneous processes up to user cpu thread count.

Some fancy wizards make things easy for non-experts. FFmpeg Batch AV Converter is a free universal audio and video encoder, that allows to use the full potential of ffmpeg command line with a few mouse clicks in a convenient GUI with drag and drop, progress information.

Ffmpeg batch convert to mp3 windows